EmmyMiao87 commented on issue #6370:
URL:
https://github.com/apache/incubator-doris/issues/6370#issuecomment-891860595
# Show statistics
+ 展示表统计信息
如果填写 table_name 则展示单表信息，如果不填则展示整个库的所有表的信息。
```sql
show table stats {db_name.table_name };
```
| table_name | row_count | data_size |
| :--------- | --------- | --------- |
| store | 100000 | 1MB |
+ 展示列统计信息
```sql
show column stats table_name;
```
| column_name | num_distinct_value | min | max | num_nulls | avg_col_len
| max_col_len |
| ----------- | ------------------ | ---- | ---- | --------- | -----------
| --- |
| s_store_sk | 10 | 1 | 100 | 0 | 4
|4|
| s_store_id | -1 | -1 | -1 | -1 | 4
|4|
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